package com.example.canteen.service;

import com.example.canteen.domain.PurchaseOrders;

import java.util.List;

public interface PurchaseOrdersService {

//    查询所有采购订单信息
    List<PurchaseOrders> selectAllPurchaseOrders();
//    查询单个采购订单信息
    public PurchaseOrders selectPurchaseOrdersById(int PurchaseOrderID);

//    添加一个采购订单
    int insertPurchaseOrders(PurchaseOrders purchaseOrders);

    int deletePurchaseOrdersByID(int PurchaseOrderID);
////    删除采购订单





}